No-Drill decay treatment put to the test in seniors
NCT ID NCT07213661
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study follows 480 older adults (average age 74) from low-income housing to see which treatment better stops tooth decay over 3 to 6 years. One group gets a simple painted-on silver solution (SDF) twice a year; the other gets a standard filling plus fluoride varnish. Researchers will check how many cavities stop growing, new decay, tooth loss, pain, and quality of life.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- silver diamine fluoride (SDF) and atraumatic restorative treatment (ART) with glass ionomer cement plus fluoride varnish
- What this could lead to
- If successful, this could show that a simple, non-drilling treatment (SDF) works as well as or better than standard fillings for stopping tooth decay in older adults, potentially simplifying care.
- What could go wrong
- This is a long-term follow-up of an earlier study, not a new treatment. Results may show no clear advantage for either approach, and individual responses vary. The study is observational in design, so it cannot prove cause and effect.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 480 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2025
- Expected to finish
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Jan 2030
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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62 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: To be eligible to participate in this study, an individual must meet all of the following criteria: * Were participants in the original study from the 33 housing sites * Provide signed and dated long-term follow-up informed consent form * Willingness to stay in the LTFU study for 1 year * Additionally for focus groups, completed the treatment phase of the study Exclusion Criteria: An individual who meets any of the following criteria will be excluded from participation in this study: * Sensitivity to silver or other heavy-metal ions * Serious life-threatening medical disease * Additionally, any participant with the presence of gingival/perioral ulceration or stomatitis or tooth abscess in any specific tooth will be referred to a dentist but can only be enrolled after resolution
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Case Western Reserve University
RECRUITINGCleveland, Ohio, 44106, United States
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